Question

26. The perimeter of a rectangular concrete slab is 114 feet and its area is 702 square feet. Find the dimensions of the rectangle.

a.

Using l for the length of the rectangle, write an expression for the width of the rectangle in terms of l. (Hint: Solve the formula for w.) Show your work.
b.

Write a quadratic equation using l, the expression you found in part (a), and the area of the slab.
c.

Solve the quadratic equation. Use the two solutions to find the dimensions of the rectangle.
5 medals for CORRECT answer!!

Answer 1

5 medals or more

Answer 2

L+w = 114
so w=114-L

Lw=702
L(114-l)=702
-L^2 + 114L =702

L^2 - 114L +702


do you know how to solve a quadratic?

Answer 3

I'm not an expert. Is this correct? HONESTY IS THE BEST FOR A PERSON. -Aaron

Answer 4

Isn't it this..

Answer 5

PART C?

Answer 6

i gave you parts a &b
now we have to solve the quadratic equation
just apply the formula
do you know it?

Answer 7

no

Answer 8

please help dude!!

Answer 9

actually i forgot it!! im sorry
search for it you must have taken it in school

Answer 10

darn it